[INFO] fetching crate matchgen 0.3.1...
[INFO] testing matchgen-0.3.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate matchgen 0.3.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate matchgen 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate matchgen 0.3.1
[INFO] tweaked toml for crates.io crate matchgen 0.3.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate matchgen 0.3.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate matchgen 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctor v0.1.26
[INFO] [stderr]   Downloaded temp-dir v0.1.11
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded bstr v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eca41b87b49a534a1ab71c2c9c85fc4e8f7fa880fa70d1d15a80332f184ff7b
[INFO] running `Command { std: "docker" "start" "-a" "4eca41b87b49a534a1ab71c2c9c85fc4e8f7fa880fa70d1d15a80332f184ff7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eca41b87b49a534a1ab71c2c9c85fc4e8f7fa880fa70d1d15a80332f184ff7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eca41b87b49a534a1ab71c2c9c85fc4e8f7fa880fa70d1d15a80332f184ff7b", kill_on_drop: false }`
[INFO] [stdout] 4eca41b87b49a534a1ab71c2c9c85fc4e8f7fa880fa70d1d15a80332f184ff7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 319776a9db917fa317d9615f8a7a63c602715c91d57ee50dadd029e6bd4b07af
[INFO] running `Command { std: "docker" "start" "-a" "319776a9db917fa317d9615f8a7a63c602715c91d57ee50dadd029e6bd4b07af", kill_on_drop: false }`
[INFO] [stderr]    Compiling matchgen v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "319776a9db917fa317d9615f8a7a63c602715c91d57ee50dadd029e6bd4b07af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319776a9db917fa317d9615f8a7a63c602715c91d57ee50dadd029e6bd4b07af", kill_on_drop: false }`
[INFO] [stdout] 319776a9db917fa317d9615f8a7a63c602715c91d57ee50dadd029e6bd4b07af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3215d952504722e057eca4b76578fd4a0fe12a605968db588f46d3631b2d595
[INFO] running `Command { std: "docker" "start" "-a" "a3215d952504722e057eca4b76578fd4a0fe12a605968db588f46d3631b2d595", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling temp-dir v0.1.11
[INFO] [stderr]    Compiling pretty_assertions v1.3.0
[INFO] [stderr]    Compiling bstr v1.5.0
[INFO] [stderr]    Compiling matchgen v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "a3215d952504722e057eca4b76578fd4a0fe12a605968db588f46d3631b2d595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3215d952504722e057eca4b76578fd4a0fe12a605968db588f46d3631b2d595", kill_on_drop: false }`
[INFO] [stdout] a3215d952504722e057eca4b76578fd4a0fe12a605968db588f46d3631b2d595
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 51689b408a5e59758e07276ea9fce8ff51639de7c3e275dbb8b5918f32c9633a
[INFO] running `Command { std: "docker" "start" "-a" "51689b408a5e59758e07276ea9fce8ff51639de7c3e275dbb8b5918f32c9633a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/matchgen-5b0cdafdbf7aa8c0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests matchgen
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - Input::Iterator (line 609) ... ignored
[INFO] [stdout] test src/lib.rs - Input::Slice (line 582) ... ignored
[INFO] [stdout] test src/lib.rs - TreeMatcher (line 51) ... ignored
[INFO] [stdout] test src/lib.rs - TreeMatcher::doc_option (line 319) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::add (line 120) ... ok
[INFO] [stdout] test src/lib.rs - TreeNode::add (line 661) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::render (line 413) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::extend (line 543) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::remove_doc (line 197) ... ok
[INFO] [stdout] test src/lib.rs - TreeNode::render_slice (line 873) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::write_to_path (line 391) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::doc (line 235) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher (line 31) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::doc_raw (line 279) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::write_to_out_dir (line 355) ... ok
[INFO] [stdout] test src/lib.rs - TreeMatcher::must_use (line 154) ... ok
[INFO] [stdout] test src/lib.rs - TreeNode::render_iter (line 699) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 1.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "51689b408a5e59758e07276ea9fce8ff51639de7c3e275dbb8b5918f32c9633a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51689b408a5e59758e07276ea9fce8ff51639de7c3e275dbb8b5918f32c9633a", kill_on_drop: false }`
[INFO] [stdout] 51689b408a5e59758e07276ea9fce8ff51639de7c3e275dbb8b5918f32c9633a